Rousseff supporters tried to physically block the entry ofthe impeachment request in the lower house of Congress, shoutingthe left-wing slogan "Não passaram!" (They shall not pass) andpushing and shoving opponents of the embattled president.Rousseff already faces an impeachment process over thealleged manipulation of government accounts that oppositionparties maintain helped her win narrow re-election in 2014 byallowing her to boost public spending.

The most serious impeachable offense in the new request isthe alleged interference by the president in investigations intothe massive Petrobras corruption scandal. It is based on pleabargain testimony by Senator Delcidio Amaral, a key legislativeally for Rousseff before he was arrested in November.

The OAB, which represents 1 million lawyers, added acomplaint that is shared by many Brazilians, that the Rousseffgovernment hurt Brazil's interests by granting FIFA a generousblanket tax exemption when it held the World Cup in Brazil.The World Cup generated revenues of $4.8 billion for FIFA,against expenses of $2.2 billion, according to the soccer body'swebsite.